X-Git-Url: https://git.saurik.com/apple/libc.git/blobdiff_plain/9385eb3d10ebe5eb398c52040ec3dbfba9b0cdcf..refs/heads/master:/string/FreeBSD/swab.c

diff --git a/string/FreeBSD/swab.c b/string/FreeBSD/swab.c
index de57703..1d55327 100644
--- a/string/FreeBSD/swab.c
+++ b/string/FreeBSD/swab.c
@@ -13,10 +13,6 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *	This product includes software developed by the University of
- *	California, Berkeley and its contributors.
  * 4. Neither the name of the University nor the names of its contributors
  *    may be used to endorse or promote products derived from this software
  *    without specific prior written permission.
@@ -38,17 +34,19 @@
 static char sccsid[] = "@(#)swab.c	8.1 (Berkeley) 6/4/93";
 #endif /* LIBC_SCCS and not lint */
 #include <sys/cdefs.h>
-__FBSDID("$FreeBSD: src/lib/libc/string/swab.c,v 1.5 2002/08/30 20:33:05 robert Exp $");
+__FBSDID("$FreeBSD: src/lib/libc/string/swab.c,v 1.7 2007/01/09 00:28:12 imp Exp $");
 
-#include <string.h>
+#include <unistd.h>
 
 void
-swab(const void * __restrict from, void * __restrict to, size_t len)
+swab(const void * __restrict from, void * __restrict to, ssize_t len)
 {
 	unsigned long temp;
 	int n;
 	char *fp, *tp;
 
+	if (len <= 0)
+		return;
 	n = len >> 1;
 	fp = (char *)from;
 	tp = (char *)to;